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Michael J. Uren

Researcher at University of Bristol

Publications -  302
Citations -  9573

Michael J. Uren is an academic researcher from University of Bristol. The author has contributed to research in topics: Gallium nitride & High-electron-mobility transistor. The author has an hindex of 44, co-authored 294 publications receiving 8408 citations. Previous affiliations of Michael J. Uren include Qinetiq & University of St Andrews.

Papers
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The 2018 GaN power electronics roadmap

Hiroshi Amano, +64 more
- 26 Mar 2018 - 
TL;DR: This collection of GaN technology developments is not itself a road map but a valuable collection of global state-of-the-art GaN research that will inform the next phase of the technology as market driven requirements evolve.
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An experimental and theoretical study of the formation and microstructure of porous silicon

TL;DR: In this paper, the formation and properties of porous silicon formed by anodising silicon under a wide range of conditions were investigated and the currentvoltage characteristics of the silicon-hydrofluoric acid system were presented.
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Measurement of temperature in active high-power AlGaN/GaN HFETs using Raman spectroscopy

TL;DR: In this paper, the authors report on the noninvasive measurement of temperature, i.e., self-heating effects, in active AlGaN/GaN HFETs grown on sapphire and SiC substrates.
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1/f and random telegraph noise in silicon metal‐oxide‐semiconductor field‐effect transistors

TL;DR: In this paper, the authors demonstrate that deviations from 1/f noise behavior found in submicron silicon metaloxide-semiconductor field effect transistors operating at room temperature are the direct result of the decomposition of the 1/F spectrum into its constituent Lorentzian components.
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Buffer Design to Minimize Current Collapse in GaN/AlGaN HFETs

TL;DR: In this paper, the bulk trap-induced component of current collapse (CC) in GaN/AlGaN heterojunction field effect transistors is studied in drift diffusion simulations, distinguishing between acceptor traps situated in the top and bottom half of the bandgap, with Fe and C used as specific examples.